Possible Clues:

• When schools are open, including one for acting?
• Lag, one put inside when students attend school
• Makeshift home: one to call round
• Merit in travelling in the meantime?
• Cockney person who suggests one’s acting?
• At home Hilary maybe accepts current stopgap
• Bury that chap (not husband) in time between events
• Meanwhile at home, call about investments, initially
• Acting head of institute plugs buzzword?
• Temporary home period I included